Lecar

04417, 1931 GC, 1931GC, 1983 RW4, 1983RW4, 1986 EK5, 1986EK5, J31G00C, J83R04W, J86E05K

All data for this body: [vot]

MPC data
Name (number) Lecar (4417)
a 2.75755
e 0.10571
i / sin(i) 9.0066 / 0.15655
q 2.46605
Q 3.04906
ω 224.2458
Node 356.1909
m 162.4249
n 0.2152
Epoch 2460800.5
nobs 8415
nopp 30
Years observed 1931-2025
rms 0.49
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.759
ep 0.145
sin(ip) 0.162
G 0.150
H 12.210
Mass
D 11.40 0.153
pV 0.347 0.0302
Value
Rotational Period 3.175
Period quality 3
Spectral Class Sw
Spectral Class Score 21.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1272 Gefion 516 Gefion -1.3300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7586 0.1450 0.1620 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.10 0.240 0.240 Masiero 2014ApJ...791..121M NEATM
11.61 0.198 0.198 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.331 0.0461 0.0461 Masiero 2011ApJ...741...68M NEATM
0.360 0.0400 0.0400 Masiero 2014ApJ...791..121M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.21 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.0 2 Synodic Yeh 2020AJ....160...73Y Lightcurve
3.001 2+ Synodic Ditteon 2010MPBu...37....1D Lightcurve
3.1758 3 Synodic Behrend LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Bus VIS Bus 2002Icar..158..146B SPEC
S 0.360 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
Sw Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC